1202222112011 has 4 divisors (see below), whose sum is σ = 1213457832792. Its totient is φ = 1190986391232.

The previous prime is 1202222112001. The next prime is 1202222112023. The reversal of 1202222112011 is 1102112222021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1202222112011 - 2²² = 1202217917707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202222112001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5617860230 + ... + 5617860443.

It is an arithmetic number, because the mean of its divisors is an integer number (303364458198).

Almost surely, 2^{1202222112011} is an apocalyptic number.

1202222112011 is a deficient number, since it is larger than the sum of its proper divisors (11235720781).

1202222112011 is a wasteful number, since it uses less digits than its factorization.

1202222112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11235720780.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1202222112011 its reverse (1102112222021), we get a palindrome (2304334334032).

The spelling of 1202222112011 in words is "one trillion, two hundred two billion, two hundred twenty-two million, one hundred twelve thousand, eleven".